Aprilia RS 125 vs KTM RC 125: specs compared
Side-by-side specs of the Aprilia RS 125 (2026-present) and the KTM RC 125 (2024), using the latest model year of each.
Key differences
- Power: Aprilia RS 125 14.8 hp, KTM RC 125 14.8 hp.
- Torque: Aprilia RS 125 11.4 Nm, KTM RC 125 11.8 Nm.
Key figures
Power hp
- Aprilia RS 125 (2026-present)14.8
- KTM RC 125 (2024)14.8
Torque Nm
- Aprilia RS 125 (2026-present)11.4
- KTM RC 125 (2024)11.8 (best)
Weight kg
- Aprilia RS 125 (2026-present)144
- KTM RC 125 (2024)147
Not ranked: these figures mix dry and wet weights, or don't state which.
Full specs
| Specification |  2026-present Remove |  2024 Remove |
|---|---|---|
| Category | Supersport | Supersport |
| Years | 2026-present | 2024 |
| Engine | single-cylinder , 4 strokes Injection Ø 32 mm Cooling system : liquid 2 ACT 4 valves per cylinder 124.20 cc 15 ch (14.80 hp) to 10,500 rpm 1.17 mkg (11.40 Nm) to 8,500 rpm | single-cylinder , 4 strokes Injection Cooling system : liquid 2 ACT 4 valves per cylinder 124.70 cc 15 ch (14.80 hp) to 10,500 rpm 1.20 mkg |
| Cylinders | 1 | 1 |
| Displacement | 124 cc | 124 cc |
| Power | 14.8 hp @ 10,500 rpm | 14.8 hp @ 10,500 rpm |
| Torque | 11.4 Nm @ 8,500 rpm | 11.8 NmBest |
| Transmission | 6 stage gearbox , manual - optional shifter Secondary by chain | 6 stage gearbox , manual Secondary by chain |
| Final drive | chain | chain |
| Weight | 144 kg (wet) | 147 kg (dry) |
| Seat height | 820 mm | 824 mm |
| Fuel capacity | 14.5 LBest | 13.7 L |
| Front suspension | Reverse telehydraulic fork Ø 40 mm / Paioli , Wheel travel : 110 mm (4.33 in) | Reverse telehydraulic fork Ø 43 mm, Wheel travel : 120 mm (4.72 in) |
| Rear suspension | Mono-damper, Wheel travel : 120 mm (4.72 in) | Mono-damper, Wheel travel : 150 mm (5.91 in) Preload adjustment |
| Brake system | ABS | ABS |
| Front brake | 1 J.Juan disc Ø 300 mm (11.81 in), radial mounting, 4-piston caliper | 1 disc Ø 320 mm (12.6 in), radial mounting, 4-piston caliper |
| Rear brake | 1 disc Ø 218 mm (8.58 in), single-piston caliper | 1 disc Ø 230 mm (9.06 in), single-piston caliper |
| Front tire | 100/80-17 | 110/70-17 |
| Rear tire | 140/70-17 | 150/60-17 |
| Quickshifter | Not available | Not available |
| Launch price | Not available | Not available |
- Weight: Not ranked: these figures mix dry and wet weights, or don't state which.